Electronic cigarette



FIG. 1 is an isometric view of an electronic cigarette showing my new design.

FIG. 2 is a front view thereof.

FIG. 3 is a rear view thereof.

FIG. 4 is a top view thereof.

FIG. 5 is a bottom view thereof.

FIG. 6 is a right plan view thereof; and,

FIG. 7 is a left plan view thereof.

In the drawings, the broken lines depict environmental structure and form no part of the claimed design. 

CLAIM The ornamental design for an electronic cigarette, as shown and described. 